Home / 914,571.60-1,371,857.40-249,723.60

Finding the Fourth Proportional to 914,571.60, 1,371,857.40 and 249,723.60

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Solution

The fourth proportional to 914,571.60, 1,371,857.40 and 249,723.60 is: 374,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,571.60 : 1,371,857.40 = 249,723.60 : x
  2. Step 2: Convert to fraction form
    914,571.60/1,371,857.40 = 249,723.60/x
  3. Step 3: Cross multiply
    914,571.60x = 1,371,857.40 × 249,723.60
  4. Step 4: Simplify right side
    914,571.60x = 342,585,168,614.64
  5. Step 5: Solve for x
    x = 342,585,168,614.64/914,571.60
  6. Step 6: Final answer
    x = 374,585.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.